FriedmannJWolffG, 1982, “World city formation: An agenda for research and action”International Journal of Urban and Regional Research6309–344.
2.
GeddesP, 1971Cities in Evolution (Dover Books, New York).
3.
GottmanJ, 1961Megalopolis: The Urbanised North-eastern Seaboard of the United States (Kraus International Publications, New York).
4.
HallP, 1966The World Cities (Weidenfeld and Nicholson, London).
5.
MasaoYPhilbreckA K, 1963, “A geographical comparison of the size of great cities, examples from New York, Tokyo, and London”Japanese Journal of Geology and Geography3445–62.
6.
SassenS, 1991The Global City: New York, London, Tokyo (Princeton University Press, Princeton, NJ).
7.
WiseM J, 1966, “The city region”Advancement of Science23571–588.